Add distribution to setup-java

Author: akarnokd

.github/workflows/gradle.yml

@@ -19,6 +19,7 @@ jobs:
     - name: Set up JDK 18
       uses: actions/setup-java@v3
       with:
+        distribution: 'zulu'
         java-version: 18
     - name: Cache Gradle packages
       uses: actions/cache@v2
@@ -35,4 +36,4 @@ jobs:
     - name: Build with Gradle
       run: ./gradlew -PtargetVer=19 build --stacktrace
     - name: Upload to Codecov  
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v3